<template>
  <div>
    <!-- <van-pull-refresh v-model="refreshing" @refresh="onRefresh"> -->
    <van-list
      v-model="loading"
      :finished="finished"
      finished-text="没有更多了"
      @load="onLoad"
    >
      <van-cell v-for="item in list" :key="item" :title="item" />
    </van-list>
    <!-- </van-pull-refresh> -->
  </div>
</template>

<script>
import axios from 'axios'
export default {
  data () {
    return {
      list: [],
      loading: false,
      finished: false,
      refreshing: false
    }
  },
  methods: {
    onLoad () {
      axios({
        url: 'https://autumnfish.cn/api/joke/list',
        method: 'get',
        params: {
          num: 5
        }
      }).then(res => {
        this.list.push(...res.data.jokes)
        this.loading = false
        if (this.list.length >= 40) {
          this.finished = true
        }
      })
      // 异步更新数据
      // setTimeout 仅做示例，真实场景中一般为 ajax 请求
      //   setTimeout(() => {
      //     if (this.refreshing) {
      //       this.list = []
      //       this.refreshing = false
      //     }
      //   for (let i = 0; i < 10; i++) {
      //     this.list.push(this.list.length + 1)
      //   }

      //     // 加载状态结束
      //     this.loading = false

      //     // 数据全部加载完成
      // if (this.list.length >= 40) {
      //   this.finished = true
      // }
      // }, 1000)
    }
    // onRefresh () {
    //   // 清空列表数据
    //   this.finished = false

    //   // 重新加载数据
    //   // 将 loading 设置为 true，表示处于加载状态
    //   this.loading = true
    //   this.onLoad()
    // }
  }
}
</script>

<style>
.div1 {
  width: 100vh;
  height: 2000px;
  border: 2px solid #000;
}
</style>
